Struct List 

pub struct List {
    pub style: Style,
    pub text_color: Color,
    /* private fields */
}

Scrollable list of selectable text items.

Fields

style: Style

Style used for list items.

text_color: Color

Color for item text.

Implementations

impl List

pub fn new(bounds: Rect) -> Self

Create an empty list widget.

pub fn add_item(&mut self, text: impl Into<String>)

Append an item to the end of the list.

pub fn set_items(&mut self, items: &[impl AsRef<str>])

Replace all list items and clear the current selection.

pub fn items(&self) -> &[String]

Return a slice of all list items.

pub fn selected(&self) -> Option<usize>

Index of the currently selected item, if any.

pub fn set_font(&mut self, font: &'static dyn FontMetrics)

Assign the font used to render this widget (FONT-00 §5); resolves to FONT_6X10 when unset.

Trait Implementations

impl Widget for List

fn handle_event(&mut self, event: &Event) -> bool

Select an item when the pointer is released over it.

fn bounds(&self) -> Rect

Return the area this widget occupies relative to its parent.

fn widget_font_mut(&mut self) -> Option<&mut WidgetFont>

Expose this widget’s font slot for cascade-driven font resolution (FONT-05 §5.B).

fn draw(&self, renderer: &mut dyn Renderer)

Render the widget using the provided Renderer.

fn clear_region(&mut self) -> Option<Rect>

Return a region (in draw/landscape coordinates) that should be restored from the pristine background copy, or None.

fn set_bounds(&mut self, _bounds: Rect)

Called by the LPAR-10 layout pass to notify this widget of its layout-computed bounds.